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[英]Mono HTTPListener throws exception when using self signed SSL certificate
[英]How to I catch SSL exceptions in a Mono HTTPListener server?
我正在嘗試為我的簡單Mono HTTP服務器添加HTTPS支持。 它在大多數情況下都能正常工作,但是當發生SSL異常時應用程序崩潰,例如客戶端取消握手。 顯然這樣的東西不應該完全崩潰,所以我需要以某種方式捕獲該異常。
碼:
static void Main(string[] args)
{
try
{
var listener = new HttpListener();
string prefix = "https://*:8443/";
listener.Prefixes.Add(prefix);
Console.WriteLine("Starting HTTP server at " + prefix);
listener.Start();
while (true)
{
try
{
var context = listener.GetContext();
Console.WriteLine(context.Request.Url);
}
catch (Exception e)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("Exception processing request: " + e);
Console.ResetColor();
}
}
}
catch (Exception e)
{
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("Exception caught! " + e);
}
}
當我找到一個想要連接的客戶端時,這是日志:
Starting HTTP server at https://*:8443/
Unhandled Exception:
System.IO.IOException: The authentication or decryption has failed. ---> Mono.Security.Protocol.Tls.TlsException: The client stopped the handshake.
at Mono.Security.Protocol.Tls.SslServerStream.EndNegotiateHandshake (IAsyncResult asyncResult) <0x41e581b0 + 0x0022b> in <filename unknown>:0
at Mono.Security.Protocol.Tls.SslStreamBase.AsyncHandshakeCallback (IAsyncResult asyncResult) <0x41e57d20 + 0x00086> in <filename unknown>:0
--- End of inner exception stack trace ---
at Mono.Security.Protocol.Tls.SslStreamBase.EndRead (IAsyncResult asyncResult) <0x41e50110 + 0x0015f> in <filename unknown>:0
at Mono.Net.Security.Private.LegacySslStream.EndAuthenticateAsServer (IAsyncResult asyncResult) <0x41e50000 + 0x0003e> in <filename unknown>:0
at Mono.Net.Security.Private.LegacySslStream.AuthenticateAsServer (System.Security.Cryptography.X509Certificates.X509Certificate serverCertificate, Boolean clientCertificateRequired, SslProtocols enabledSslProtocols, Boolean checkCertificateRevocation) <0x41e40990 + 0x00055> in <filename unknown>:0
at System.Net.HttpConnection.Init () <0x41e3e0e0 + 0x0005f> in <filename unknown>:0
at System.Net.HttpConnection..ctor (System.Net.Sockets.Socket sock, System.Net.EndPointListener epl, Boolean secure, System.Security.Cryptography.X509Certificates.X509Certificate cert) <0x41e3b670 + 0x003e7> in <filename unknown>:0
at System.Net.EndPointListener.OnAccept (System.Object sender, System.EventArgs e) <0x41e3b210 + 0x002a7> in <filename unknown>:0
at System.Net.Sockets.SocketAsyncEventArgs.OnCompleted (System.Net.Sockets.SocketAsyncEventArgs e) <0x41e3b1d0 + 0x0002e> in <filename unknown>:0
at System.Net.Sockets.SocketAsyncEventArgs.Complete () <0x41e3b1b0 + 0x00013> in <filename unknown>:0
at System.Net.Sockets.Socket.<AcceptAsyncCallback>m__0 (IAsyncResult ares) <0x41e3aa70 + 0x0037f> in <filename unknown>:0
at System.Net.Sockets.SocketAsyncResult+<Complete>c__AnonStorey0.<>m__0 (System.Object _) <0x41e3a980 + 0x0001d> in <filename unknown>:0
at System.Threading.QueueUserWorkItemCallback.System.Threading.IThreadPoolWorkItem.ExecuteWorkItem () <0x7f22cac25460 + 0x0002f> in <filename unknown>:0
at System.Threading.ThreadPoolWorkQueue.Dispatch () <0x7f22cac239e0 + 0x001d6> in <filename unknown>:0
at System.Threading._ThreadPoolWaitCallback.PerformWaitCallback () <0x7f22cac252e0 + 0x00008> in <filename unknown>:0
不是一個解決方案,但我能夠通過使用nginx創建本地反向代理並將單聲道服務器設置為僅偵聽127.0.0.1來解決此問題
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